41.20.Z - Building works related to erection of residential and non-residential buildings
68.31.Z - Real estate agencies
96.09.Z - Other personal service activities not elsewhere classified
82.99.Z - Other business support service activities not elsewhere classified
81.30.Z - Landscape service activities
81.29.Z - Other cleaning activities
81.21.Z - General cleaning of buildings
81.10.Z - Buildings service support activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.10.Z - Specialised design activities
72.19.Z - Other research and experimental development on natural sciences and engineering
71.20.B - Other technical testing and analysis
71.12.Z - Engineering activities and related technical consultancy
71.11.Z - Architectural activities
70.22.Z - Business and other management consultancy activities
68.32.Z - Management of real estate on a fee or contract basis
02.20.Z - Logging
43.99.Z - Other specialised construction activities not elsewhere classified
43.91.Z - Roofing activities
43.39.Z - Other building completion and finishing
43.34.Z - Painting and glazing
43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
43.31.Z - Plastering
43.29.Z - Other construction installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
42.22.Z - Works related to construction of telecommunications and electricity lines
41.10.Z - Realization of building projects related to erection of buildings